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52results about How to "Unique flexibility" patented technology
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Wipe material with nanofiber layer
InactiveUS20040092185A1Unique flexibilitySmall sizeCleaning machinesCleaning equipmentNanometreFibrous layer
A flexible wipe comprising at least one conformable non-woven layer and at least one adhered nanofiber layer can be used to remove a variety of particulate soils from planar, curved or complex surfaces. The nanofiber layer is configured onto the flexible non-woven in a fashion such that particulate of a broad particle size range is trapped by the nanofiber layer and efficiently removed from the contaminated surface. The nanofiber layer comprises a web of spun fibers that can incorporate and trap soil particles for efficient soil removal.
Owner:DONALDSON CO INC
Cabinet cooling
InactiveUS7061763B2Dissipating electronic componentsIncrease heat loadMechanical oscillations controlDomestic cooling apparatusElectronics coolingControl system
Owner:TELEFON AB LM ERICSSON (PUBL)
Medical information intelligent data platform, use method and application thereof
InactiveCN103530524AFlexible receptionEnable unified accessSpecial data processing applicationsAuthorization ModeData information
The invention discloses a medical information intelligent data platform, a use method and the application of the medical information intelligent data platform, and relates to the technology of medical information. The medical information intelligent data platform is a unified information resource center which can integrate the medical information, achieves medical data unified management, information sharing, early warning and monitoring, and is suitable for tertiary medical institutions in the whole country. The platform comprises an application server, a data server and a client terminal, wherein the application server, the data server and the client terminal are communicated in a wireless or wire mode, the data server is used for storing data information, the data server and a service system are interconnected in an authorization mode, and the data server obtains the data information from the service system. A system server sends out a command to the data server, and the data information of the service system is collected to the data server in a regular or real-time mode, and stored in the data server. A data calling and showing platform and a calling center are installed on the application server. The calling center is used for conducting content transferring between the client terminal and the application server.
Owner:XUZHOU TONGRUAN COMP SYST INTEGRATION
Faucet filter with sight glass
ActiveUS20060207920A1Increase capacityEconomic flexibilityWater treatment parameter controlSettling tanks feed/dischargeReturn-to-zeroFiltration
A faucet mounted filter device includes a horizontally disposed cylindrical part for housing a replaceable filter cartridge and a horizontally disposed arm part extending radially from the cylindrical part which has a connector on its upper side for releasable connection to a downwardly discharging water faucet. A window is provided in the cylindrical part through which the water filtration capacity gallonage is visible. A built in microprocessor with a counter delivers data to a read-out at the front end of the cylindrical part which displays the gallonage of water filtered by the filter cartridge. A sensor connected to the microprocessor senses flow of filter water and installation and removal of the cartridge causes the counter to start counting and to return to zero, respectively.
Owner:PROTECT PLUS
Polytrimethylene ether-based polyurethane ionomers
The present invention relates to polyurethane ionomers based on polytrimethylene ether glycol (“PO3G”), aqueous dispersions of such polyurethanes, and their manufacture and use.
Owner:EI DU PONT DE NEMOURS & CO
Unitary fishing rod with integral features
InactiveUS6145237AReduce unique lateral flexIncrease strength of handleRodsStructural engineeringMechanical engineering
A unitary fishing rod with integral features is described. Integral features, such as, raised or recessed surface details, both raised and recessed surface detail, circular or non-circular cross-sectional shapes, raised rod guide mounting portion, multiple axes of alignment, distinct handle gripping means, one or more internal ribs, solid tip piece, and ferrules are formed by the use of a mold where the mold's interior surfaces define the integral features, the shape and surface detail, of the unitary fishing rod.
Owner:PACP
Composition for hydrogel sheet, hydrogel sheet manufactured therefrom, and method for manufacturing same
ActiveUS10617608B2Unique hydrophilicityUnique flexibilityCosmetic preparationsToilet preparationsCellulosePolymer science
Owner:LOTTE FINE CHEM CO LTD
Hydrogel eye protective pad dressing and preparation method thereof
ActiveCN103893157AGood biocompatibilityImprove mechanical propertiesSenses disorderMacromolecular non-active ingredientsSide effectIrritation
The invention discloses a hydrogel eye protective pad dressing and a preparation method thereof. The hydrogel eye protective pad dressing is sequentially composed of an adhesion layer, a strengthening layer, a gel layer and an isolating layer. The shape of the adhesion layer is specially designed so that the adhesion layer is more consistent with an ergonomics principle. The hydrogel eye protective pad dressing contains the following components in percentage by mass: 2-15% of water-soluble high molecular polymer, 0.1-5% of pseudoplastic high molecular polymer, 0.1-10% of humectant and the balance of water, totaling 100%. The various components are integrated by virtue of a series of processes; the dressing is prepared by pouring a solution into a die, and implementing irradiation sterilization after curing the solution. Through detection on product performance, a result of a moisturizing effect test shows that the dressing disclosed by the invention is good in biocompatibility, and free from sensitization, irritation as well as toxic and side effect; moreover, the dressing is good in moisture retention and capable of keeping the humidity above 90% for at least 8 hours, and is suitable for popularization and application in a large area.
Owner:SAIKE SAISI BIOTECH CO LTD
Sulfur/vanadium disulfide/MXene composite material as well as preparation method and application thereof
ActiveCN111816858AUniform particlesUniform particle sizeMaterial nanotechnologyCell electrodesElectrolytic agentVanadium disulfide
The invention relates to the technical field of battery materials, in particular to a sulfur / vanadium disulfide / MXene composite material as well as a preparation method and application thereof. According to the preparation method disclosed by the invention, the sulfur loading capacity can be improved due to the high specific surface area and a large number of active sites of the sulfur loading material MXene; MXene has unique flexibility and conductivity, so that the volume change of the positive electrode material can be buffered, and the conductivity of the composite material can be improved; the surface of the MXene is provided with a large number of functional groups and static electricity, so that vanadate ions can be attracted to generate a coordination effect; the vanadate ions areuniformly adsorbed on the surface of the MXene, so that the vanadate ions and a sulfur source generate uniform vanadium disulfide nanosheets on the surface of the MXene in situ at a proper temperature; by introducing the vanadium disulfide nanosheet with catalytic activity and high conductivity into MXene, lithium polysulfide can be chemically adsorbed, and the vanadium disulfide nanosheet can bequickly catalyzed and converted into insoluble Li2S2 / Li2S in an electrolyte, so that a serious shuttle effect is inhibited, the stability of the lithium-sulfur battery is improved, and the cycle lifeof the lithium-sulfur battery is prolonged.
Owner:GUANGDONG UNIV OF TECH
Waterborne polyurethane adhesive used for shoes and preparation method thereof
InactiveCN109705792AImprove water resistanceGood flexibility at low temperaturePolyureas/polyurethane adhesivesPolyurethane adhesiveGlycerol
The invention relates to the technical field of polyurethane adhesives, specifically to a waterborne polyurethane adhesive used for shoes and a preparation method thereof. The waterborne polyurethaneadhesive comprises the following raw materials by mass: 100 parts of polyether polyol A, 60 to 80 parts of polytetrahydrofuran diol, 25 to 30 parts of isocyanate, 12 to 19 parts of a hydrophilic chainextender, 50 to 80 parts of a solvent, 17 to 20 parts of a neutralizing agent, 11 to 15 parts of an amine chain extender and 170 to 190 parts of distilled water, wherein the polyether polyol A is polyether polyol which uses glycerin as a starting agent, uses epoxypropane for ring opening and oxirane for end termination, and has a functionality degree of 2.5 to 3.5 and a number average molecular weight of 4500 to 5500; and the isocyanate is 1,4-cyclohexane diisocyanate. The waterborne polyurethane adhesive provided by the invention has good initial strength and initial adhesion, high bonding strength and good heat resistance and water resistance in the process of use. The invention also provides a preparation method for the waterborne polyurethane adhesive.
Owner:耿佃勇
Faucet filter with sight glass
ActiveUS7338594B2Increase capacityEconomic flexibilityWater treatment parameter controlSettling tanks feed/dischargeReturn-to-zeroWater filter
Owner:PROTECT PLUS
Thick high-conductivity multilayer graphene film and RFID electronic label of impedance loaded shape
InactiveCN107834169AShorten the lengthHigh bandwidthAntenna supports/mountingsRadiating elements structural formsMetallic materialsPolyamide
The invention discloses a thick high-conductivity multilayer graphene film and an RFID electronic label of an impedance loaded shape. A graphite film precursor including polyimides, polyamide and oxidized graphene forms a film in a scraping or screen printing method, and a graphene film precursor is prepared by hot press molding at the temperature of 50-180 DEG C; the graphene film precursor is placed in a high temperature furnace, heat treatment at the low temperature of 200-500 DEG C for 1-2 hours, heat treatment at 200-500 DEG C for 2-5 hours and heat treatment at 2000-2800 DEG C for 2-5 hours are carried out on the graphene film precursor successively in a cyclic way, and the graphene film precursor is then cooled for 12 hours slowly; and roll forming is carried out. Compared with a traditional metal material, the prepared RFID electronic label has similar functions, a signal transmission performance is ensured, the label can be produced in large scale to reduce the cost, and unique properties as high temperature resistance, corrosion resistance, flexibility and environmental protection of a graphene material are included.
Owner:WUHAN UNIV OF TECH
Flexible, breathable and wear-resistant leather coating layer and preparation method thereof
ActiveCN110359292AImprove breathabilityImprove wear resistanceTextiles and paperEmulsionWear resistant
The invention provides a flexible, breathable and wear-resistant leather coating layer and a preparation method thereof. The preparation method includes the steps of firstly, dissolving polyvinyl alcohol into water to obtain a polyvinyl alcohol aqueous solution, adding the polyvinyl alcohol aqueous solution into a coating agent matrix emulsion while stirring, and stirring to obtain a polyvinyl alcohol / coating agent matrix composite emulsion; secondly, wetting the surface of to-be-treated leather, spraying the polyvinyl alcohol / coating agent matrix composite emulsion to the surface of the wetted leather, immediately performing a freezing-thawing cycle on the coated leather repeatedly, and drying at room temperature to form a film. The leather coating layer prepared by the method has a three-dimensional porous network structure, so that the wear resistance of the leather can be evidently increased while the flexibility and breathability of the leather are guaranteed effectively.
Owner:SHAANXI UNIV OF SCI & TECH
Medication container
InactiveUS20150290085A1Improve accuracyIncrease credibilityPharmaceutical containersMedical packagingPharmaceutical drugSurgery
Owner:PROTOMED
Colorized transparent anti-counterfeit watermark paper and manufacturing method thereof
ActiveCN102191729AGood light fastnessImprove acid resistanceSpecial paperPaper/cardboardOrganic solventPolyvinyl acetate
The invention relates to colorized transparent anti-counterfeit watermark paper and a manufacturing method thereof. The colorized transparent anti-counterfeit watermark paper comprises body paper; a colorized thin film is arranged in the body paper; the using amount of the colorized thin film is 0.1 to 10 percent of the area of the paper; and the colorized thin film is colorized polyvinyl acetate (PVA) or a gelatin thin film, and comprises 0.01 to 0.3weight percent of water-soluble dye. The colorized thin film is processed into a desired shape as required; the colorized thin film is added into paper pulp through an orientated releasing device so that the colorized thin film is directionally distributed on a certain part of the paper or uniformly distributed in the paper. The colorized transparent anti-counterfeit watermark paper manufactured by the method has high light resistance, acid resistance, alkali resistance, oxidant resistance, reductant resistance, organic solvent resistance, heat resistance and the like, so the material can be well applicable to anti-counterfeit and encrypting technical field of securities, tickets, currency paper and the like.
Owner:BAODING BANKNOTE PAPER CO LTD +1
Liquid Metal Thermal Interface Material Having Anti-melt Characteristic and Preparation Method Thereof
InactiveUS20190055626A1Improve thermal conductivityPrevent side leakageSemiconductor/solid-state device detailsSolid-state devicesIndiumCerium
The present invention discloses a liquid metal thermal interface material having an anti-melt characteristic and a preparation method thereof. The liquid metal thermal interface material is characterized by comprising, in percentage by weight, 20-40 wt % of indium, 0-6 wt % of bismuth, 0-2 wt % of antimony, 0-3 wt % of zinc, 0-0.6 wt % silver, 0-0.3 wt % of nickel, 0-0.8 wt % of cerium, 0-0.6 wt % of europium and the balance of tin. The liquid metal thermal interface material has excellent thermal conductivity and chemical stability in an operating environment of an insulated gate bipolar transistor (IGBT), and thus is very suitable for IGBT devices in large-scale industrial production and practical applications.
Owner:NINGBO SYRNMA METAL MATERIALS CO LTD
Unmanned combat vehicle capable of achieving field rotation, random translation and automatic turnover
InactiveCN107543451AMitigation of lethalityReduce volumeArmoured vehiclesSteering linkagesFire-control systemWheel speed sensor
An unmanned chariot that can rotate in situ, translate at will, and turn over automatically: the hub-type motor wheel's strut is installed on the chassis with a bearing and protrudes from the head, and the head is equipped with a toothed plate; the chain or belt is wound around the four toothed plates; Connect the rotation shaft of the motor with the coaxial center on the left or right rear tooth plate, and the motor casing is connected to the chassis; set the self-reflective explosive cartridge after the car rolls over; the fire control system is installed on the front of the chassis; the power supply system, The integrated controller is fixed on the chassis; the armored vehicle cover is buckled on the chassis and exposes the muzzle and muzzle. The vehicle cover is a part of the spherical shell or a part of the ellipsoidal shell; the vehicle cover has a hatch and a camera; the vehicle Radar detection device, navigation device, vehicle attitude sensor, wheel speed sensor, fire control system, power supply system, wheel motor, brake mechanism, radar detection device, navigation device, direction control motor, wheel speed sensor, vehicle attitude sensor, The expansion cartridges are all connected to the integrated controller.
Owner:COMP APPL TECH INST OF CHINA NORTH IND GRP
Optical pulse regulation and control method and system based on multi-frequency acousto-optic modulation and grating diffraction
ActiveCN111123560AMaintain long-term phase stabilityHigh speed and precise arbitrary programmingNon-linear opticsFrequency stabilizationModulation bandwidth
The invention belongs to the technical field of pulse laser regulation and control, and particularly relates to an optical pulse regulation and control method and system based on multi-frequency acousto-optic modulation and grating diffraction. The method comprises: conducting multi-angle Bragg deflection on pulsed light input through multi-frequency acousto-optic modulation, so that the pulsed light is propagated in parallel along a plurality of delay lines, reverse diffraction is achieved on all the delay lines at the same time through a large-area optical grating, the pulsed light passes through an acousto-optic modulator again, and finally forming shaping light pulses output in a single space mode. The amplitude, phase and delay of sub-pulses are controlled through radio frequency signal programming, and coherent optical waveforms with near-terahertz modulation bandwidth and stable waveforms can be generated and used for accurately regulating and controlling atomic molecular motion. The system comprises a radio frequency signal coding module, an acousto-optic modulation module, an optical lens system, a grating module and a frequency stabilization optical system monitoring module. The system has important application prospects in the fields of laser cooling, atom interference, laser isotope separation and the like.
Owner:FUDAN UNIV
Individual crawler type combat vehicle
InactiveCN104097703AReduce volumeImprove the protective effectAmphibious vehiclesArmourFire-control systemDrive wheel
The invention relates to an individual crawler type combat vehicle. A driving mechanism consists of a driving wheel, a plurality of suspension dampers, loading wheels, a guide wheel, a plurality of guide rollers and a crawler, wherein each loading wheel is arranged at the lower part of the corresponding suspension damper, the upper parts of the guide rollers, the guide wheel, the driving wheel and the suspension dampers are respectively arranged on a chassis, the teeth of the driving wheel are inserted into the crawler, the left side and right side of the chassis are respectively provided with one set of driving mechanism, the chassis is connected with a telescopic air bag, the outer side edge of the crawler is provided with a plurality of angular plate type springs and water skiing plates at intervals, the upper ends of the water skiing plates are hinged to the crawler, the chassis is sequentially provided with a fire control system, a driving operation system, a chair, a power system and a vehicle integrated electronic system from front to back, a vehicle cover of an armored vehicle is buckled on the chassis, the vehicle cover forms one part of a ball casing or an elliptical casing, the vehicle cover can cover the fire control system, the driving operation system, the chair, the power system and the vehicle integrated electronic system, and the vehicle cover is provided with a window facing to the fire control system, and is also provided with a periscope window, a solider entering and exit cabin hatch and a cabin cover.
Owner:刘新广
Flexible low-voltage voltage-dependent resistor and production method thereof
ActiveCN102324291AUnique flexibilityUnique extensibilityResistor terminals/electrodesResistors adapted for applying terminalsPolyesterExtensibility
The invention relates to a flexible low-voltage voltage-dependent resistor and a production method thereof. The conventional voltage-dependent resistor is large and cannot be bent, and thereby cannot be applied in flexible devices. The flexible low-voltage voltage-dependent resistor is of a layered structure, and sequentially comprises a flexible substrate, a lower electrode film, a ZnO film and an upper electrode film, the surfaces of the upper and the lower electrode films are respectively connected with an upper electrode lead and a lower electrode lead, the flexible substrate is a PET (polyester) film, and the upper and the lower electrode films are Pt films. The specific production method includes the following steps: a layer of Pt film is deposited on the surface of one side of the flexible substrate to serve as the lower electrode film; by means of the masking technology, part of the lower electrode film is covered, a layer of ZnO film is deposited on the exposed part of the lower electrode film, and the lower electrode lead is bonded; a layer of Pt film is deposited on the ZnO film to serve as the upper electrode film, and the upper electrode lead is bonded. The process ofthe method is simple, and the produced flexible low-voltage voltage-dependent resistor has unique flexibility and extensibility, and can be bent.
Owner:扬州中规电机科技有限公司
Bioadhesive vaginal plug for treating vaginitis and cervicitis as well as preparation method of bioadhesive vaginal plug
InactiveCN102600456AEasy to synthesizeGood curative effectPeptide/protein ingredientsSuppositories deliveryPolyvinyl alcoholCervicitis
The invention discloses a bioadhesive vaginal plug for treating vaginitis and cervicitis as well as a preparation method of the bioadhesive vaginal plug. The bioadhesive vaginal plug for treating vaginitis and cervicitis consists of major medicine and a bioadhesive vaginal plug substrate, wherein major ingredients of each vaginal plug comprise 100 to 300mg of total alkali of sophora alopecuroids and 50 to 150IU of external recombinant human basic fibroblast growth factors, the bioadhesive vaginal plug substrate comprises N-succinyl-chitosan, polyving akohol-1788, glycerol, gelatin and injection water, wherein the mass ratio of N- succinyl-chitosan: polyving akohol-1788: glycerol: gelatin: injection water is (1.7-1.9): (1-1.4): (16-20): (18-22): (54.7-63.3), and the total mass of auxiliary materials is 2.65 to 2.9g.
Owner:LANZHOU UNIV SECOND HOSPITAL
Single pass printing of white on corrugated board
InactiveUS20170342284A1Low viscosityReduce the smellDuplicating/marking methodsInksDiacrylate esterOligomer
The present invention is directed to a method for single pass printing on an absorbent non-white substrate. The method comprises: (a) applying a primer composition to one or more selected surfaces of an absorbent non-white substrate to form a primer layer to seal the selected surfaces of the substrate, (b) drying the primer layer, (c) printing a white ink on the primer layer, and (d) drying or curing the white ink. The present invention also relates to low odor radiation curable white ink compositions. The composition comprises 10-40% w / w of 4-hydrobutylacrylate, 0.5-10% of a urethane (meth)acrylate oligomer, 10-55% of diacrylates, one or more photoinitiators, one or more additives, and one or more white pigments. The composition excludes many monofunctional monomers that have distinct odor and are commonly used in an ink jet composition.
Owner:ELECTRONICS FOR IMAGING INC
Multifunctional waterproof paint
InactiveCN104629538AEasy constructionStrong reliabilityFireproof paintsChloropene polymer coatingsAdhesivePolystyrene
A multifunctional waterproof paint is composed of the following raw materials in parts by weight: 30 to 60 parts of chloroprene rubber, 10 to 30 parts of polystyrene, 10 to 15 parts of dibutyl phthalate, 5 to 10 parts of mica powder, 1 to 10 parts of polyacrylamide, 1 to 5 parts of light calcium carbonate, and 1 to 5 parts of zinc oxide. The multifunctional waterproof paint has the characteristics of wide application range, convenience for construction, strong reliability, no toxicity, and fireproof property, has the advantages of weatherability, no cracking, no deformation, and no need of external packing, and can tolerate various corrosions such as strong acid corrosion, strong alkali corrosion, salt corrosion, and the like. Moreover, the paint has the characteristics of unique softness and strong adhesive performance, has a prominent light-reflective and temperature-reducing effect, also has a very strong adhesive performance, and thus is capable of replacing the adhesive. The construction is simple, the labor and time can be saved, and no gas pollution is generated.
Owner:XIAN RUNDA CHEM TECH
Low odor radiation curable ink compositions
The present invention relates to low odor radiation curable ink compositions. The composition comprises 10-40% w / w of 4-hydrobutylacrylate, 5-25% of a urethane (math)acrylate oligomer, 10-55% of diacrylates, one or more photoinitiators, one or more additives, and one or more pigments. The composition excludes many monofunctional monomers that have distinct odor and are commonly used in an ink jet composition.
Owner:ELECTRONICS FOR IMAGING
Unmanned combat vehicle capable of rotating in situ, horizontally moving at random and automatically turning over
InactiveCN107543452AReduce volumeImprove the protective effectArmoured vehiclesWheel speed sensorRadar detection
An unmanned chariot that can rotate in situ, translate at will, and can turn over automatically: a fire control system, an actuator, a power system, an integrated controller, a battery, and a self-righting vehicle are set up in sequence on the chassis equipped with hub-type motor wheels. The explosive cartridge; the power system includes an internal combustion engine, an electric motor, a generator, and a clutch that are respectively connected to the integrated controller and the actuator; the differential is connected to the wheel shaft through a universal joint; The connecting rod and the wheel shaft are connected to make the wheels swing. The armored car cover is buckled on the chassis and exposes the muzzle and muzzle. The car cover is a spherical shell or a part of an ellipsoidal shell; the car cover has a hatch and a camera; Radar detection device, navigation device, vehicle attitude sensor, wheel speed sensor, brake mechanism; fire control system, battery, actuator, radar detection device, navigation device, camera, wheel speed sensor, vehicle attitude sensor, and explosive cartridge Integrated controller connection.
Owner:COMP APPL TECH INST OF CHINA NORTH IND GRP
A kind of method utilizing graphene water-based slurry to prepare electrothermal film
ActiveCN105898906BPrevent volatilizationImprove conductivityHeating element materialsOrganic solventAcrylic resin
Owner:DEYANG CARBONENE TECH
Lens-free laminated diffraction image reconstruction method, system and device, and storage medium
ActiveCN113281979AFast convergenceTake advantage of programmable featuresInstrumentsSpatial light modulatorModulation pattern
The invention provides a lens-free laminated diffraction image reconstruction method, system and device, and a storage medium. The method comprises the following steps: S1, acquiring a gray-phase amplitude curve of the spatial light modulator and physical parameters of a system; S2, acquiring a target pattern, and performing (K-1) times of lamination translation on the target pattern to obtain K modulation patterns; S3, inputting the K modulation patterns obtained in the step S2 into a spatial light modulator, and performing intensity acquisition on a scattered diffraction image of an object on a sensor plane to obtain a diffraction intensity image sequence (I1,... Ii,... IK); and S4, carrying out iterative reconstruction on the gray-phase amplitude curve obtained in the step S1, the physical parameters of the system and the diffraction intensity image sequence obtained in the step S3 in combination with an ePIE algorithm to obtain high-resolution amplitude and phase distribution information of the object. According to the method and the system, the high-resolution amplitude and phase distribution information of the object can be reconstructed without mechanical scanning or medium replacement, the number of required images is small, the robustness is high, and the flexibility is high too.
Owner:SHENZHEN GRADUATE SCHOOL TSINGHUA UNIV
Aqueous binder for positive electrode of lithium ion battery and preparation method of aqueous binder
ActiveCN114560973AImprove adhesionGood dispersion propertiesCell electrodesSecondary cellsHydrophilic monomerLatex particle
The invention relates to a lithium ion battery positive electrode aqueous binder, which is characterized by being formed by copolymerizing an ethylenic bond type unsaturated monomer and a flexible aqueous emulsion, wherein the ethylenically unsaturated monomer comprises an ethylenically unsaturated carboxylic acid or an ethylenically unsaturated carboxylic acid anhydride, an ethylenically unsaturated nitrile monomer and an ethylenically unsaturated hydrophilic monomer which does not contain a nitrile group and a carboxyl group; and wherein the flexible aqueous emulsion comprises water and flexible polymer latex particles. The invention also relates to a preparation method of the aqueous binder for the positive electrode of the lithium ion battery. The positive electrode slurry prepared from the binder is good in viscosity stability, and the positive electrode plate prepared from the positive electrode slurry is high in peel strength and good in flexibility under high compaction density. In addition, the lithium ion battery prepared from the binder provided by the invention has high cycle capacity retention rate, namely high cycle performance.
Owner:SHENZHEN YANYI NEW MATERIALS CO LTD
Radio frequency microwave device and micro nitrogen doped graphene film
InactiveCN107274958AHigh in-plane orientation structureImprove conductivityRadiating elements structural formsApparatus for manufacturing conducting/semi-conducting layersIn planeDoped graphene
The invention discloses a radio frequency microwave device and a micro nitrogen doped graphene film. The nitrogen doped graphene film is prepared by adopting the following method: polyimide, polyamide and nitrogen doped graphene are printed into a film, and the thickness is controlled to be within 5-100 microns; hot-press forming is performed at a temperature of 50-200 DEG C so as to prepare a graphene film; the acquired graphene film is placed in a graphene high temperature furnace and subjected to heat treatment at a temperature of 200-600 DEG C and a temperature of 2000-3000 DEG C respectively, and finally hot-press forming is performed at a temperature of 50-200 DEG C so as to prepare a flexible graphene film. The radio frequency microwave device is prepared by adopting the nitrogen doped graphene film. Compared with traditional carbon-based materials, the graphene film prepared according to the invention has a high in-plane orientation structure, thus the graphene film is enabled to have excellent conductivity and low plane impedance, and the conductivity of the graphene film can be compared with the conductivity of metal. Meanwhile, the nitrogen doped graphene film has a characteristic of low consumption, can be bent and has the advantages of low cost, simple manufacturing process and ability of being more environment-friendly.
Owner:WUHAN UNIV OF TECH
Composition for hydrogel sheet, hydrogel sheet manufactured therefrom, and method for manufacturing same
ActiveUS20180214354A1Unique hydrophilicityUnique flexibilityCosmetic preparationsToilet preparationsCelluloseEther
The present invention relates to a composition for a hydrogel sheet including a cellulose ether, a gelling agent, and a gelling promoter, a hydrogel sheet prepared therefrom, and a method of preparing the hydrogel sheet. According to the present invention, the composition for a hydrogel sheet can be used to prepare a hydrogel sheet capable of maintaining the shape thereof without a support by limiting a type of the gelling agent and / or a viscosity of the cellulose ether included in the composition.
Owner:LOTTE FINE CHEM CO LTD
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